Question Detail

ZOO 102 Foundations of Animal Systematics and Phylogeny Objective Question
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Question

Which phylum is characterized by asymmetry?
Options
A Cnidaria
B Porifera
Correct Answer
C Echinodermata
D Chordata
Correct Answer

Option B is the correct answer.

Detailed Explanation

Asymmetry is a unique feature of Parazoa, which includes the sponges (phylum Porifera). The other listed phyla exhibit either radial or bilateral symmetry.

Hint

Think of the simplest animals that lack tissues.

Question Info

Course: ZOO 102
Topic: Foundations of Animal Systematics and Phylogeny
Type: Objective
Difficulty: Not specified
Question 196 of 737
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